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Table 4
<br /> Historic Groundwater Sample TPH-G and BTEX Analytical Results
<br /> Earthgralns Baking Companies,Inc
<br /> (Former Kilpatrick's Bakeries,Inc)
<br /> 1717 South Center Street
<br /> Stockton California 95206
<br /> Sample Date Concentration u L
<br /> ID Benzene oluene Eth (benzene Xylenes TPN TBA MTBE DIPS ETBE TAME
<br /> MW-1 7/19/1999 NO 0 5 ND 0 5 NO 0 5 ND 0 5 ND 50 NT NT NT NT NT
<br /> 6/29/2000 150 430 50 260 1,300 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 1011212000 NO 0 5 NO 0 5 NO 0 5 ND 0 5 NO 5D NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 1/16/2001 NO 0 5 1 5 0 52 29 ND 50 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 4118!2001 NO 0 5 NO 0 5 NO 0 5 ND 0 5 NO 50 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 7/25/2001 NO 0 5 ND 0 5 NO 0 5 ND 0 5 NO 50 NO 20 NO 5 ND 5 ND 5 NO 5
<br /> 3/2a/2002 NO 0 5 NO 0 5 NO 0 5 061 NO 50 ND 50 ND 5 NO 5 ND 5 NO 5
<br /> 6127/2002 NO 0 5 NO 0 5 NO 0 5 NO 1 ND 50 NO 5 NO 0 5 NO i ND 0 5 NO 0 5
<br /> 9!2512002 NO 0 5 NO 0 5 NO 0 5 ND i NO 50 ND 5 NO 0 5 NO 1 NO 0 5 ND 0 5
<br /> 113!2003 NO 0 5 ND 0 5 NO 0 5 ND 1 NO 50 NO 5 NO 0 5 NO 1 NO 0 5 NO 0 5
<br /> 4/22/2003 NO 0 5 NQ 0 5 ND 05 NO 1 NO 50 NO 5 NO 0 5 ND 1 NO 0 5 NO 0 5
<br /> 1!712004 NO 0 5 ND 0 5 ND 0 5 NO 1 NO 50 NO 5 ND 0 5 NO 1 NO 0 5 NO 0 5
<br /> 4/2112004 NO 0 5 ND 0 5 NO 0 5 NO 1 NO 50 NO 5 ND 0 5 ND 1 NO 0 5 NO 0 5
<br /> MW-2 7/19/1999 20,000 38,000 2 800 15,000 120,000 NT NT NT NT NT
<br /> 6/29/2000 15,000 22 000 2,100 11 000 70 000 110 92 8 4 NO 5 NO 5
<br /> 10112!2000 15,000 24,OD0 4,000 23,000 130,000 180 20 7 5 NO 5 NO 5
<br /> 1/16/2001 18,000 31,000 3,500 18,000 110,000 95 15 11 NO 5 ND 5
<br /> 4/18/2001 14,000 25,000 3,000 16,000 98,000 45 66 71 NO 5 NO 5
<br /> 7/25/2001 13,000 28,000 3,200 17,000 91.000 48 13 87 NO 5 NO 5
<br /> 3/28/2002 16,000 38,000 6,400 35,000 75,000 NO 50 ND 5 NO 5 NO 5 NO 5
<br /> •' 6/27/2002 11,000 25,000 3,000 15,000 190,000 NO 1000 NO 100 NO 200 ND 100 NO 100
<br /> 9/25/2002 12,000 26,000 3,300 17,000 120,000 NO 1000 NO 100 NO 200 NO 100 NO 100
<br /> 113!2003 11,000 24 000 2,900 11,000 93,000 ND 2500 NO 250 NO 500 NO 250 NO 250
<br /> 412212003 10,000 26,000 3,400 17 000 100 000 NO 1000 NO 100 NO 200 NO 100 NO 100
<br /> •' 1/7/2004 300 1,800 270 5,200 23,000 ND 250 NO 25 NO 50 NO 25 NO 25
<br /> •z 4/21/2004 05 23 44 48 210 ND 5 11 NO 1 ND 05 NO 05
<br /> MW-3 7/19/1999 ND 0 5 NO 0 5 ND 0 5 NO 0 5 N❑ 50 NT NT NT NT NT
<br /> 6/29/2000 170 510 64 320 1,600 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 10112!2000 NO 0 5 NO 0 5 NQ 0 5 ND 0 5 ND 50 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> k
<br /> 1116/2001 NO 0 5 NO 0 5 ND 0 5 NO 0 5 N❑ 50 NO 20 ND 5 NO 5 NO 5 ND 5
<br /> 4118/2001 NO 0 5 ND 0 5 ND 0 5 NO 0 5 NO 50 ND 20 NO 5 NO 5 NO 5 NO 5
<br /> 7/25/2001 NO 05 1 2 NO 05 11 NO 50 NO 20 NO 5 NO 5 NO 5 NO 5
<br /> 3/2812002 07 26 076 48 NO 50 NO 50 NO 5 NO 5 ND 5 NO 5
<br /> 6/2712002 ND 0 5 NO 0 5 NO 0 5 NO 1 100 NO 5 NO 0 5 NO 1 NO 0 5 NO 0 5
<br /> I 9125/2002 NO 0 5 NO 0 5 NO 0 5 NO 1 N
<br /> O 50KND5NONO 0 5 NO 1 NO 05 NO 0 5
<br /> 11=003 NO 0 5 NO 0 5 ND 0 5 NO 1 NO 50NONO 0 5 NO 1 NO 0 5 NO 0 5
<br /> 4/22/2003 NO 0 5 ND 0 5 ND 0 5 NO 1 NO 50 NO 0 5 NO 1 NO 0 5 NO 0 5
<br /> 1/7/2004 NO 0 5 NQ 0 5 ND 0 5 ND 1 NO 50 NO 0 5 ND 1 ND 0 5 ND 0 5
<br /> 4/21/2004 NO 05 NO 05 NO 05 NO 1 NO 50 NO NO 05 ND 1 ND 05 NO 05
<br /> MW-4 3/28/2002 ND 0 5 0 87 NO 0 5 1 0 D 50 ND 5 NO 5 NO 5 NO 5
<br /> 6/27/2002 NO 0 5 NO 0 5 NO 0 5 ND 1 NO 50 ND(5) 10 ND 1 ND 0 5 ND 0 59/25/2002 ND 0 5 ND 0 5 ND 0 5 ND 1 ND 50 1 0 ND 1 ND 0 5 ND 0 51/312003 ND 0 5 056 ND 0 5 1 1 ND 50 074 ND 1 ND 0 5 ND 0 54/2212003 ND 0 5 ND 0 5 ND 0 5 ND 1 ND 50 ND 0 5 ND i ND 0 5 ND 0 51/7/2004 ND 0 5 ND 0 5 ND 05 ND 1 ND 50 ND 0 5 ND 1 ND 0 5 ND 0 54121!2004 ND 0 5 ND 0 5 ND 0 5 ND 1 ND 50ND 0 5 NO 1 NO 0 5 ND 0 5
<br /> Notes ug1L Results reported In micrograms per liter
<br /> ND Not detected at or above the laboratorydetection limit shown in parentheses
<br /> NA Not Analyzed
<br /> NT Sample not tested for this analyte
<br /> TPH G Total Petroleum Hydrocarbons Gasoline
<br /> TBA Tertiary Butyl Alcohol
<br /> MTBE Methyl Ternary Butyl Ether
<br /> DIPE DI isopropyl Ether
<br /> ETBE Ethyl Tertiary Butyl Ether
<br /> TAME Tertiary Amyl Methyl Ether
<br /> ' Oxygenate detection limits elevated due to gasoline interference
<br /> 2 Benzene value Is ND(0 5) but shown here as 0 5 due to chart formula requirements
<br /> ENV!62400132 1 121362eg 1 Investigation and Quarterly Reports 7 Lab Data Summanss xis f Historic
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